﻿/*
 * Copyright 2023 Huawei Technologies Co.,Ltd.
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

namespace HuaweiCloud.SDK.Core
{
    internal static class AkSkSignerFactory
    {
        internal static IAkSkSigner GetSigner(SigningAlgorithm algorithm)
        {
            switch (algorithm)
            {
                case SigningAlgorithm.HmacSha256:
                    return Signer.GetInstance();
                case SigningAlgorithm.HmacSm3:
                    return Sm3Signer.GetInstance();
                case SigningAlgorithm.EcdsaP256Sha256:
                    return P256Sha256Signer.GetInstance();
                case SigningAlgorithm.Sm2Sm3:
                    return Sm2Sm3Signer.GetInstance();
                default:
                    throw new SdkException("unsupported signing algorithm: " + algorithm);
            }
        }
    }
}
